Boston時間
16:41:33
日出: 08:12:22 
日落: 15:57:4400:41:33
19:41:33
13:41:33
22:11:33
10:41:33
00:41:33
21:41:33
00:41:33
00:41:33
22:11:33
19:41:33
00:41:33
22:41:33
01:41:33
13:41:33
Boston與主要城市的時差
+7
+7
+7
+6.5
+6
+6
+6
+6
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5
+5
+4.5
+4
+3.5
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+1
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8